Post Malone turned a $1 bill into a life-changing Christmas gift. 
On Christmas Eve, he visited a bar in Houston, Texas, where waitress Renee Brown was working to support herself and her daughter. When he found out other customers had already paid for his drinks, he reportedly asked to be charged just $1.
Then he left a tip of $20,000.
Renee, a single mother, later said the money helped her catch up on rent, fix transportation issues, save for the future, and spend more time with her daughter instead of constantly working.
What made the story so powerful was its simplicity. No big announcement. No publicity stunt. Just one person quietly helping another when she needed it most.
A $1 check.
A $20,000 tip.
And a Christmas Eve Renee Brown will never forget. 
